66421 — CLUTCH ASSEMBLY,FRICTION

✓ Government record, cited

Clementoni · COMPONENT

PRODUCT OVERVIEW

66421: CLUTCH ASSEMBLY,FRICTION.

The CLUTCH ASSEMBLY,FRICTION is a Clementoni industrial component. Key specifications include special_features: WEAPON SYSTEM ESSENTIAL, end_item_identification: GRUMMAN AEROSPACE A-10 AIRCRAFT, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 4310-01-117-1949, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

66421

NSN: 4310-01-117-1949
NIINs: 011171949, 012194105
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 16004 — DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC (USA)

SPECIFICATIONS

special_features	WEAPON SYSTEM ESSENTIAL
end_item_identification	GRUMMAN AEROSPACE A-10 AIRCRAFT
criticality_code_justification	FEAT
general_characteristics_item_description	HOT ROLLED STEEL; CADMIUM PLATED,0.001 IN. THK; 2-1/8 IN. DIA; W/TWO DRILLED HOLES,EQUALLY SPACED,9/32 IN. DIA; MAX THK 1/4 IN. IN
NSN	4310-01-117-1949

COMPONENT DIAGRAM

KEY FEATURES

•

GENERAL CHARACTERISTICS ITEM DESCRIPTION: HOT ROLLED STEEL; CADMIUM PLATED,0.001 IN. THK; 2-1/8 IN. DIA; W/TWO DRILLED HOLES,EQUALLY SPACED,9/32 IN. DIA; MAX THK 1/4 IN. IN

•

CRITICALITY CODE JUSTIFICATION: FEAT

TECHNICAL CHARACTERISTICS

GENERAL CHARACTERISTICS ITEM DESCRIPTION	HOT ROLLED STEEL; CADMIUM PLATED,0.001 IN. THK; 2-1/8 IN. DIA; W/TWO DRILLED HOLES,EQUALLY SPACED,9/32 IN. DIA; MAX THK 1/4 IN. IN
CRITICALITY CODE JUSTIFICATION	FEAT
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
END ITEM IDENTIFICATION	GRUMMAN AEROSPACE A-10 AIRCRAFT

SUBSTITUTES & CROSS-REFERENCES 1

B66421Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 66421?

66421 is a CLUTCH ASSEMBLY,FRICTION manufactured by Clementoni.

What parts can replace 66421?

There is 1 known substitute for 66421: B66421. Substitute compatibility should be verified for your specific system.

What is the NSN for 66421?

66421 is cataloged in the U.S. Government catalog under NSN 4310-01-117-1949. This indicates validated use in U.S. government and defense supply chains.

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66421 — CLUTCH ASSEMBLY,FRICTION

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